<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<script>
    var a = "10";
    var b = "我";
    var i = 0;
    var r = 0;
    for(;i<100;i++){
        r = r +i
        console.log(r)
    }

</script>
</body>
</html>